



import os

def  lowerCamelCase_(lowerCamelCase_ = "matrix.txt"     )			->							Optional[int]:






						with open(os.path.join(os.path.dirname(UpperCamelCase_     )     , UpperCamelCase_     )     ) as in_file:
												UpperCAmelCase								=  in_file.read()

						UpperCAmelCase								=  [[int(UpperCamelCase_     ) for cell in row.split(","     )] for row in data.strip().splitlines()]
						UpperCAmelCase								=  [[0 for cell in row] for row in grid]
						UpperCAmelCase								=  len(grid[0]     )

						UpperCAmelCase								=  [[0 for i in range(UpperCamelCase_     )] for j in range(UpperCamelCase_     )]
						UpperCAmelCase								=  grid[0][0]
						for i in range(1     , UpperCamelCase_     ):
												UpperCAmelCase								=  grid[0][i] + dp[0][i - 1]
						for i in range(1     , UpperCamelCase_     ):
												UpperCAmelCase								=  grid[i][0] + dp[i - 1][0]

						for i in range(1     , UpperCamelCase_     ):
												for j in range(1     , UpperCamelCase_     ):
																		UpperCAmelCase								=  grid[i][j] + min(dp[i - 1][j]     , dp[i][j - 1]     )

						return dp[-1][-1]


if __name__ == "__main__":
		print(F'''{solution() = }''')







from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_flax_available, is_torch_available


_SCREAMING_SNAKE_CASE     :					Optional[int]      =       {"configuration_speech_encoder_decoder": ["SpeechEncoderDecoderConfig"]}

try:
 if not is_torch_available():
  raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
 pass
else:
 _SCREAMING_SNAKE_CASE     :					Optional[int]      =       ["SpeechEncoderDecoderModel"]

try:
 if not is_flax_available():
  raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
 pass
else:
 _SCREAMING_SNAKE_CASE     :					Dict      =       ["FlaxSpeechEncoderDecoderModel"]

if TYPE_CHECKING:
 from .configuration_speech_encoder_decoder import SpeechEncoderDecoderConfig

 try:
  if not is_torch_available():
   raise OptionalDependencyNotAvailable()
 except OptionalDependencyNotAvailable:
  pass
 else:
  from .modeling_speech_encoder_decoder import SpeechEncoderDecoderModel

 try:
  if not is_flax_available():
   raise OptionalDependencyNotAvailable()
 except OptionalDependencyNotAvailable:
  pass
 else:
  from .modeling_flax_speech_encoder_decoder import FlaxSpeechEncoderDecoderModel

else:
 import sys

 _SCREAMING_SNAKE_CASE     :					List[Any]      =       _LazyModule(__name__, globals()["__file__"], _import_structure, module_spec=__spec__)




